Rongjian Lan was a search infrastructure engineer for Play Store at Google. He published over 10 academic papers on spatio-temporal querying and map-based visualization. Rongjian started researching decentralized protocols in early 2017.

Rongjian is the co-chair of ABC Blockchain Foundation, with more than 100 engineers from Google, Facebook, LinkedIn as members. He was a doctoral candidate of computer science at the University of Maryland College Park and obtained his bachelor’s degree from the University of Science and Technology Beijing.

Q2 2020 Deliverables

• 4️⃣: (5 days off) Harmony protocol roadmap, Signature collection (code audit & testnet hard fork), Design cross-shard messaging (router contract). 100/80/100%
• 5️⃣: Cross-shard value proposition (execution plan), Transaction pool logic (audit & update), Cross-shard messaging (sender & receiver). 90/100/90%
• 6️⃣: Design Cross-Shard HRC20, Cross-chain landscape research, Finish cross-shard protocol change. 20/80/0%

March 2022 Deliverables

1. Finish the design for cross-shard smart contract txn with MuKn; Start implementation of cross-shard txn with MuKn;
2. Research DAO engineering planning;
3. Deploy new signature collection feature in testnet.
4. Hire 2 more blockchain engineers.

Feb 2022 Deliverables

1. Finish the design for cross-shard smart contract txn with MuKn; Finish protocol review with Research DAO;
2. Work with Research DAO engineers on incentive compatible reward/fee, optimized crosslinks;
3. Hiring 1 developer relation engineer and 1 protocol engineer.

Jan 2022 Deliverables

1. Launch staking smart contract support feature to allow metamask users to stake.
2. Start hiring process for core protocol engineers with a goal of hiring 2 in jan and at least 5 in the Q1.
3. Merge, test and deploy the efficient signature collection feature in testnet for 1s finality.